Whitby collision on Highway 401, lanes now cleared

Collision that blocked 2 westbound lanes on Highway 401 in Whitby now cleared

Published: March 26, 2026 at 10:10AM EDT

An Ontario Provincial Police (OPP) patch is seen in Ottawa, on Sunday, Sept. 29, 2024. THE CANADIAN PRESS/Spencer Colby

The collision that blocked two westbound lanes near Brock Street on Highway 401 in Whitby have now cleared.

Police did not provide details about the collision.

LANE RESTRICTIONS: Two westbound lanes of #Hwy401 near Brock Street in #Whitby are blocked following a collision. #TorontoOPP officers and emergency services are on scene. Motorists are advised to use alternate routes and expect delays in the area. ^pia pic.twitter.com/qWu7o76itb
— OPP GTA Traffic (@OPP_GTATraffic) March 26, 2026

This is a developing story. More details to come...